Θ Boost 4200

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ALL POWERED UP

Never be caught powerless again. This super-slim, super-powerful backup battery pack features a rechargeable 4200mAH lithium battery for long-lasting reliable power—whether you’re on a plane or at the park.

DOUBLE DUTY

The Boost 4200 features a Micro-USB DC input to use with most smartphone chargers and a high output (2.1A) USB port for charging mobile devices, including tablets.

KEEP ON TALKING…OR TYPING

When the Boost 4200 is all charged up, it packs enough power to charge most smartphones twice and caneven charge tablets—so every device gets the power it needs.

SHAKE IT UP

Just give the Boost 4200 a quick shake and the LED charge indicators will let you know how much battery charge you have left.

PALM SIZED

So small, so sleek, so elegant. Fits perfectly in your pocket, purse or palm for an anytime, anywhere power boost.